Flex Banner is often better, especially when you have something to shout about. When youve got a special promotion or just want to give your business or event that extra push, Sunshine Advertishing can help. Flex banners are a great way of shouting your name from the rooftops, and neednt cost a fortune. Our no-fuss digitally printed Flex banners are waterproof, UV resistant and available with a variety of finishing options. Flex banners have become the standard for cost-effective, high-impact outdoor advertising.